Parsons Corporation
Patent Owner
Stats
- 18 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Jul 12, 2016 most recent publication
Details
- 18 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 301 Total Citation Count
- Jun 27, 1977 Earliest Filing
- 14 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
9333542 Method to stimulate and sustain the anaerobic biodegradation of light non-aqueous phase liquidFeb 05, 14May 10, 16[B09C, C02F]
8679340 Method to stimulate and sustain the anaerobic biodegradation of light non-aqueous phase liquidJun 26, 13Mar 25, 14[C02F]
7878100 Method for removing toxic material from toxic weapon projectilesApr 06, 09Feb 01, 11[A62D, F42B]
7631588 Apparatus for removing toxic material from toxic weapon projectilesJan 11, 06Dec 15, 09[A62D, F42B]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2005/0159,635 Apparatus for removing toxic material from toxic weapon projectilesAbandonedJan 21, 04Jul 21, 05[A62D]
6214311 Process for direct reduction of sulfur compounds to elemental sulfur in combination with the claus processExpiredSep 21, 98Apr 10, 01[C01B]
4233141 Process for removal of carbonyl sulfide in liquified hydrocarbon gases with absorption of acid gasesExpiredApr 27, 79Nov 11, 80[C01B, C07C]
Top Inventors for This Owner
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